单选题
Questions 144-146 refer to the following notice.
GLOBAL AIRLINES POLICY STATEMENT
Baggage
Each passenger may carry two items onto the plane: one small suitcase and one personal item. The personal item may be a purse, laptop computer, or briefcase.
The items should fit under the seat in front of you or in the overhead bin. These bins fill quickly, so in case of overload, the flight attendant may place your suitcase in the back of the plane.
In addition {{U}} (144) {{/U}} the two carry-on items, each passenger may check two suitcases to be transported in the airplane's luggage compartment. These suitcases must meet the airline's size limits, {{U}}(145) {{/U}} baggage charges apply to oversized and additional pieces. These charges must be paid at the time of check-in.
Please {{U}}(146) {{/U}} a customer service representative if you have questions about this policy.
【正确答案】 B
【答案解析】The correct form of the expression is in addition to. Choices (A), (C), and (D) are prepositions that cannot be correctly used with this expression.
【正确答案】 A
【答案解析】When passengers have too much, or excess, baggage, they have to pay an extra charge. Choices (B), (C), and (D) look similar to the correct answer but have very different meanings.
【正确答案】 A
【答案解析】This is an imperative sentence, advising or telling the reader what to do in case of questions. This type of sentence doesn't require a subject. The other choices are verb forms that require a subject. Choice (B) is a present tense verb. Choice (C) is the infinitive form. Choice (D) is a modal plus verb.